Java tutorial
//package com.java2s; import android.app.Activity; import android.util.DisplayMetrics; public class Main { public static int[] getScreenSize(Activity activity) { int[] screens; // if (Constants.screenWidth > 0) { // return screens; // } DisplayMetrics dm = new DisplayMetrics(); activity.getWindowManager().getDefaultDisplay().getMetrics(dm); screens = new int[] { dm.widthPixels, dm.heightPixels }; return screens; } }